As of 08:40 EDT

Lynn, MA weather in December

79°

Lynn, Sunday, 9 August, 08:40

Clear. Feels like 80°. High 94°, low 70°.

Pressure29.88 inHg

Wind6 mph SW

Humidity78%

Visibility6.2 mi

Dew point71°

See detailed hourly forecast

In December, Lynn, MA averages a high of 39.4° and a low of 27.5°. About 4.5 inches of precipitation fall over the month (11 wet days). The record high is 66.7° (1998) and the record low -8.1° (1980). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	44.2°	33.3°	32%	65.5° (2001)	14.5° (1989)
2	44.2°	32.2°	27%	63.3° (2006)	12.6° (1989)
3	43.5°	31.6°	35%	63.9° (2009)	9.9° (1976)
4	42.3°	30.6°	25%	64.6° (1982)	10.9° (1989)
5	40.6°	29.7°	30%	61.7° (2001)	8.6° (2025)
6	42.4°	31.1°	50%	66.6° (2001)	15.6° (2007)
7	41.7°	29.8°	37%	66.7° (1998)	10° (1964)
8	38.7°	28°	25%	56.1° (2022)	3.9° (1964)
9	40.3°	27.3°	35%	58.3° (1991)	7° (1968)
10	41.2°	29.3°	38%	60.1° (2019)	5.2° (1968)
11	40.8°	28.9°	43%	59° (2021)	4.1° (1977)
12	39.7°	28.2°	38%	59.7° (2021)	3.7° (1977)
13	40.1°	28.2°	28%	58.6° (2020)	7° (1976)
14	39.4°	28°	47%	56.5° (2019)	5.2° (1982)
15	39.6°	28°	33%	58.8° (1975)	8.4° (2005)
16	39.7°	28°	38%	57.2° (2021)	4.1° (2016)
17	39.6°	27.7°	45%	58.5° (2021)	1.8° (1972)
18	38.1°	25.7°	35%	58.3° (2023)	6.4° (1972)
19	36.3°	24.6°	27%	57.6° (2025)	7.5° (1973)
20	36.3°	25°	35%	54.7° (2002)	3.2° (1980)
21	38.3°	26.1°	28%	58.6° (2018)	-2.9° (1963)
22	38.8°	26.4°	35%	59.9° (2013)	-0.6° (1989)
23	38.8°	27°	38%	59.5° (1990)	-0.2° (1989)
24	39.2°	26.6°	35%	66.4° (2015)	-0.2° (1975)
25	38.1°	24.3°	37%	59° (2015)	-8.1° (1980)
26	36.1°	24.3°	22%	56.5° (1982)	-8.1° (1968)
27	35.1°	23.9°	28%	54.1° (1964)	1° (1968)
28	37.8°	24.6°	35%	57.4° (2008)	1.8° (1960)
29	38.5°	25.9°	35%	61.9° (1984)	-2.6° (2017)
30	36.3°	23.7°	40%	55.9° (2022)	-6.2° (1962)
31	36.5°	23.4°	37%	57.9° (1965)	-6.7° (1962)